15326380

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1109}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 32261040

約数和(自身を除く): 16934660

約数列:

[1, 2, 4, 5, 10, 20, 691, 1109, 1382, 2218, 2764, 3455, 4436, 5545, 6910, 11090, 13820, 22180, 766319, 1532638, 3065276, 3831595, 7663190, 15326380]

約数ペア:

[(1, 15326380), (2, 7663190), (4, 3831595), (5, 3065276), (10, 1532638), (20, 766319), (691, 22180), (1109, 13820), (1382, 11090), (2218, 6910), (2764, 5545), (3455, 4436)]